package com.gdut.eduservice.controller;


import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.gdut.commonutils.R;
import com.gdut.eduservice.entity.EduTeacher;
import com.gdut.eduservice.entity.vo.TeacherQuery;
import com.gdut.eduservice.service.EduTeacherService;
import com.gdut.servicebase.exceptionhandler.GuliException;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.List;

/**
 * <p>
 * 讲师 前端控制器
 * </p>
 *
 * @author testjava
 * @since 2021-08-17
 */
@Api(description="讲师管理")
@RestController
@RequestMapping("/eduservice/teacher")
//@CrossOrigin
public class EduTeacherController {

    @Autowired
    private EduTeacherService teacherService;

    @ApiOperation(value = "所有讲师列表")
    @GetMapping("/findAll")
    public R findAll(){
//        try {
//        } catch (Exception e) {
//            throw new GuliException(20001,"执行了自定义异常处理....");
//        }
        List<EduTeacher> list = teacherService.list(null);
        return R.ok().data("items",list);
    }

    @ApiOperation(value = "根据ID删除讲师")
    @DeleteMapping("{id}")
    public R removeTeacher(@ApiParam(name = "id", value = "讲师ID", required = true)
            @PathVariable String id){
        boolean flag = teacherService.removeById(id);
        if (flag){
            return R.ok();
        }
        return R.error();
    }


    @GetMapping("pageTeacher/{current}/{limit}")
    public R pageList(@PathVariable long current,
                      @PathVariable long limit){
        Page<EduTeacher> page = new Page<>(current,limit);

        teacherService.page(page,null);

        long total = page.getTotal();

        List<EduTeacher> records = page.getRecords();

//        HashMap<String, Object> map = new HashMap<>();
//        map.put("total",total);
//        map.put("rows",records);
//
//        return R.ok().data(map);

        return R.ok().data("total",total).data("rows",records);

    }

    @PostMapping("/pageTeacherCondition/{current}/{limit}")
    public R pageTeacherCondition(@PathVariable long current,
                                  @PathVariable long limit,
                                  @RequestBody(required = false) TeacherQuery teacherQuery){

        Page<EduTeacher> teacherPage = new Page<>(current,limit);

        

        QueryWrapper<EduTeacher> wrapper = new QueryWrapper<>();


        String begin = teacherQuery.getBegin();
        String end = teacherQuery.getEnd();
        Integer level = teacherQuery.getLevel();
        String name = teacherQuery.getName();
        if (!StringUtils.isEmpty(begin)){
            wrapper.ge("gmt_create",begin);
        }
        if (!StringUtils.isEmpty(end)){
            wrapper.le("gmt_modified",end);
        }
        if (!StringUtils.isEmpty(level)){
            wrapper.eq("level",level);
        }
        if (!StringUtils.isEmpty(name)){
            wrapper.like("name",name);
        }

        wrapper.orderByDesc("gmt_create");

        teacherService.page(teacherPage,wrapper);

        

        long total = teacherPage.getTotal();
        List<EduTeacher> records = teacherPage.getRecords();


        return R.ok().data("total",total).data("rows",records);


    }


    @PostMapping("/addTeacher")
    public R addTeacher(@RequestBody EduTeacher eduTeacher){
        boolean save = teacherService.save(eduTeacher);
        if (save){
            return R.ok();
        }
        return R.error();
    }

    @GetMapping("/getTeacher/{id}")
    public R getTeacherById(@PathVariable String id){
        EduTeacher teacher = teacherService.getById(id);
        return R.ok().data("teacher",teacher);
    }

    @PostMapping("/updateTeacher")
    public R updateTeacher(@RequestBody EduTeacher teacher){
        boolean update = teacherService.updateById(teacher);
        if (update){
            return R.ok();
        }
        return R.error();
    }

}



